UK electricity in October 2017
Day by day: how Great Britain made its electricity in October 2017.
In October 2017, gas made 40% of Britain's electricity, then nuclear (23%). Renewables made 24%, against 13% a year earlier; average carbon intensity 208 g/kWh.
Electricity generated each day, October 2017
GWh a day
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the numbers
- Nuclear
- Gas
- Hydro
- Imports
- Pumped storage
- Wind
- Solar
- Coal
- Other
Share of electricity, by source
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the numbers
Carbon intensity
g CO₂ per kWh, daily average
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the numbers
October 2017 in total
| Source | Electricity | Share |
|---|---|---|
| Gas | 10.1 TWh | 40.5% |
| Nuclear | 5,592 GWh | 22.5% |
| Wind | 5,097 GWh | 20.5% |
| Imports | 1,294 GWh | 5.2% |
| Coal | 895 GWh | 3.6% |
| Other | 694 GWh | 2.8% |
| Solar | 577 GWh | 2.3% |
| Hydro | 391 GWh | 1.6% |
| Pumped storage | 248 GWh | 1.0% |
| Renewable (wind, solar, hydro, biomass) | 24.4% | |
| Low carbon (renewable plus nuclear) | 46.9% |
Standout days
- Windiest day254.9 GWh of windMon, 2 October 2017
- Highest wind share32.7%Sat, 28 October 2017
- Sunniest day39.3 GWh of solarThu, 5 October 2017
- Cleanest day134 g/kWh averageSat, 28 October 2017
- Dirtiest day316 g/kWh averageWed, 18 October 2017
Every day
| Day | Total | Wind | Gas | Nuclear | Solar | Carbon |
|---|---|---|---|---|---|---|
| Sun 1 Oct | 686 GWh | 29% | 28% | 26% | 1% | 139 g |
| Mon 2 Oct | 790 GWh | 32% | 30% | 23% | 3% | 145 g |
| Tue 3 Oct | 802 GWh | 28% | 32% | 22% | 4% | 165 g |
| Wed 4 Oct | 829 GWh | 26% | 36% | 22% | 2% | 188 g |
| Thu 5 Oct | 810 GWh | 29% | 30% | 22% | 5% | 155 g |
| Fri 6 Oct | 795 GWh | 16% | 39% | 22% | 5% | 209 g |
| Sat 7 Oct | 721 GWh | 28% | 32% | 24% | 2% | 155 g |
| Sun 8 Oct | 718 GWh | 6% | 48% | 25% | 4% | 239 g |
| Mon 9 Oct | 816 GWh | 8% | 52% | 23% | 2% | 281 g |
| Tue 10 Oct | 844 GWh | 22% | 40% | 22% | 2% | 226 g |
| Wed 11 Oct | 820 GWh | 28% | 35% | 22% | 1% | 191 g |
| Thu 12 Oct | 828 GWh | 23% | 40% | 22% | 4% | 193 g |
| Fri 13 Oct | 846 GWh | 26% | 41% | 22% | 1% | 190 g |
| Sat 14 Oct | 715 GWh | 22% | 33% | 26% | 2% | 167 g |
| Sun 15 Oct | 702 GWh | 21% | 34% | 26% | 3% | 166 g |
| Mon 16 Oct | 802 GWh | 20% | 41% | 22% | 2% | 227 g |
| Tue 17 Oct | 824 GWh | 22% | 40% | 21% | 3% | 228 g |
| Wed 18 Oct | 846 GWh | 7% | 54% | 20% | 1% | 316 g |
| Thu 19 Oct | 871 GWh | 15% | 50% | 19% | 1% | 282 g |
| Fri 20 Oct | 836 GWh | 16% | 49% | 20% | 2% | 247 g |
| Sat 21 Oct | 715 GWh | 31% | 30% | 23% | 2% | 149 g |
| Sun 22 Oct | 713 GWh | 32% | 27% | 24% | 3% | 138 g |
| Mon 23 Oct | 859 GWh | 15% | 49% | 20% | 1% | 263 g |
| Tue 24 Oct | 848 GWh | 21% | 47% | 21% | 1% | 226 g |
| Wed 25 Oct | 836 GWh | 20% | 43% | 21% | 3% | 223 g |
| Thu 26 Oct | 843 GWh | 9% | 55% | 21% | 1% | 285 g |
| Fri 27 Oct | 851 GWh | 13% | 49% | 22% | 4% | 244 g |
| Sat 28 Oct | 730 GWh | 33% | 27% | 27% | 2% | 134 g |
| Sun 29 Oct | 785 GWh | 20% | 36% | 26% | 3% | 162 g |
| Mon 30 Oct | 883 GWh | 7% | 52% | 22% | 3% | 272 g |
| Tue 31 Oct | 887 GWh | 18% | 44% | 23% | 1% | 235 g |